The State of Web Vitals

Tag managers impact

Tag managers ranked by their performance impact.

Field data PhoneDesktopAll Scope All sites Q2 2026 edition · Phone field outcomes
Metric LCP INP CLS
1

At a glance the headline numbers for Tag managers impact

Tag managers ranked by their performance impact.

7
Providers ranked
After min-sites filter
94,139
Sites in sample
Combined across all items
0.01
Best CLS (p75)
Matomo Tag Manager
The State of Web Vitals · Q2 2026 · 189,915 sites · phone field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by CLS at p75, fastest first

# Provider CLS p75 Passing Sites
1 Matomo Tag Manager 0.01 89.7%
8,183
2 Piwik PRO Tag Manager 0.03 84.2%
415
3 Google Tag Manager 0.03 87.0%
82,134
4 Segment 0.06 78.5%
1,230
5 Tealium iQ 0.08 80.9%
1,548
6 TagCommander 0.12 72.7%
179
7 Adobe Launch/DTM 0.21 62.4%
450
The State of Web Vitals · Q2 2026 · 189,915 sites · phone field datacorewebvitals.io/state-of-cwv
3

Passing CLS per provider which group passes the CLS most often

ProviderSitesPassing CLSp75
Matomo Tag Manager 4.3% 8,183 90% 0.01
Google Tag Manager 43.2% 82,134 87% 0.03
Piwik PRO Tag Manager 0.2% 415 84% 0.03
Tealium iQ 0.8% 1,548 81% 0.08
Segment 0.6% 1,230 79% 0.06
TagCommander 0.1% 179 73% 0.12
Ensighten 0% 47 70% 0.12
Adobe Launch/DTM 0.2% 450 62% 0.21
Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good CLS (0.1 at p75) · one value per site

90% of Matomo Tag Manager sites pass CLS. Adobe Launch/DTM trails 28 points behind, leaving 38% of its sites failing. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · phone field datacorewebvitals.io/state-of-cwv
4

All five vitals at once the whole category without toggling - cell is the pass rate, small number the p75

LCP
INP
CLS
FCP
TTFB
Google Tag Manager 43.2%
792.3s
92138ms
870.03
721.9s
541.3s
Matomo Tag Manager 4.3%
832.2s
95141ms
900.01
751.8s
571.2s
Tealium iQ 0.8%
812.3s
88153ms
810.08
801.6s
65995ms
Segment 0.6%
871.9s
75202ms
790.06
871.5s
68870ms
Adobe Launch/DTM 0.2%
652.8s
77196ms
620.21
662.0s
581.0s
Piwik PRO Tag Manager 0.2%
852.1s
86153ms
840.03
771.7s
611.1s
TagCommander 0.1%
712.7s
73205ms
730.12
731.9s
611.0s
Ensighten 0%
623.0s
83166ms
700.12
682.0s
70873ms
60%95%+ passing Cell: pass rate, small number = p75 · faded rows: under 100 sites

One row per provider, one column per vital - the cell is the share of sites passing, the small number the p75. No toggling needed to see where the category actually differs.

Matomo Tag Manager leads on CLS: 90% of its sites pass. Adobe Launch/DTM trails at 62%. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · phone field datacorewebvitals.io/state-of-cwv
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Related signals Video (7) → Push notifications (5) → Analytics (20) → Ad networks (9) → Chrome field data from 189,915 sites, representing millions of real page loads · How we measured